From 39ded2cca2565ccb0388e0ae287ce9f21374a0b3 Mon Sep 17 00:00:00 2001
From: IanDelMar <42134098+IanDelMar@users.noreply.github.com>
Date: Sat, 19 Mar 2022 11:33:17 +0100
Subject: [PATCH] fix archives block widget

---
 inc/widgets.php | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/inc/widgets.php b/inc/widgets.php
index a8116e8f..2f01e568 100644
--- a/inc/widgets.php
+++ b/inc/widgets.php
@@ -8,6 +8,28 @@
 // Exit if accessed directly.
 defined( 'ABSPATH' ) || exit;
 
+if ( ! function_exists( 'understrap_add_block_widget_archives_classes' ) ) {
+	/**
+	 * Adds Bootstrap class to select tag in the Categories widget.
+	 *
+	 * @param string $block_content The block content.
+	 * @param array  $block         The full block, including name and attributes.
+	 * @return string The filtered block content.
+	 */
+	function understrap_add_block_widget_archives_classes( $block_content, $block ) {
+
+		if ( isset( $block['attrs']['displayAsDropdown'] ) && true === $block['attrs']['displayAsDropdown'] ) {
+			return str_replace(
+				'<select',
+				'<select class="' . understrap_get_select_control_class() . '"',
+				$block_content
+			);
+		}
+		return $block_content;
+	}
+}
+add_filter( 'render_block_core/archives', 'understrap_add_block_widget_archives_classes', 10, 2 );
+
 /**
  * Add filter to the parameters passed to a widget's display callback.
  * The filter is evaluated on both the front and the back end!